Hoya pubicalyx

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A species of evergreen, climbing vine with long, narrow glossy dark green foliage which turns silvery-pink when exposed to sunlight. Clusters of fragrant, star-shaped pale red flowers with pink centres appear in late spring to late summer and release their fragrance in the evening

Position

Full sun

Soil Types

Loam, Sand

Max Height

2.5-4 metres

Max Spread

1-1.5 metres

Size

Time to Maturity
2–5 years
Max Spread
1-1.5 metres
Max Height
2.5-4 metres

Growing Conditions

Loam Sand
Moisture
Well–drained
pH
Acid or Alkaline or Neutral

Position

Full sun
Aspect
South–facing or West–facing
Exposure
Sheltered
Hardiness

Hardiness Ratings

All ratings refer to the UK growing conditions unless otherwise stated. Minimum temperature ranges (in degrees C) are shown in brackets

  • H1A: under glass all year (>15C)
  • H1B: can be grown outside in the summer (10 - 15)
  • H1C: can be grown outside in the summer (5 - 10)
  • H2: tolerant of low temperatures, but not surviving being frozen (1 to 5)
  • H3: hardy in coastal and relatively mild parts of the UK (-5 to 1)
  • H4: hardy through most of the UK (-10 to -5)
  • H5: hardy in most places throughout the UK even in severe winters (-15 to -10)
  • H6: hardy in all of UK and northern Europe (-20 to -15)
  • H7: hardy in the severest European continental climates (< -20)
H2

Colour & Scent

Fragrance Flower
Season Stem Flower Foliage Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family
Apocynaceae
Native to GB/Ireland
No
Foliage
Evergreen
Habit
Climbing, Trailing
Genus
Hoya are evergreen perennials, often twining climbers, with simple, leathery leaves and often fragrant flowers with 5 spreading waxy petals, followed by slender, spindle-shaped pods contained small seeds in copious silky floss
Name Status
Correct
Plant Range
Philippines

How to Grow

Cultivation

Grow indoors in a free-draining potting mix, such as a mixture of peat-free, loam-based compost, sharp sand, ground bark and charcoal. Position in bright filtered light, with moderate to high humidity, and water freely in the growing season; keep just moist in winter. Will not tolerate wet soil. See hoya cultivation

Propagation

Propagate by semi-hardwood cuttings or by layering

Suggested planting locations and garden types

  • Houseplants
  • Sub-tropical
  • Patio and container plants
  • Conservatory and greenhouse
  • Climber and wall shrubs

Pruning

Pruning group 11

Pests

May be susceptible to mealybugs, glasshouse whitefly and scale insects

Diseases

Generally disease-free